/*!	 groupremove.cpp
**	 Template File
**
**	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
**
**	This package is free software; you can redistribute it and/or
**	modify it under the terms of the GNU General Public License as
**	published by the Free Software Foundation; either version 2 of
**	the License, or (at your option) any later version.
**
**	This package is distributed in the hope that it will be useful,
**	but WITHOUT ANY WARRANTY; without even the implied warranty of
**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
**	General Public License for more details.
**
*/

#ifdef USING_PCH
#	include "pch.h"
#else
#ifdef HAVE_CONFIG_H
#	include <config.h>
#endif

#include <synfig/general.h>

#include "groupremove.h"
#include <synfigapp/canvasinterface.h>

#include <synfigapp/localization.h>

#endif

using namespace std;
using namespace etl;
using namespace synfig;
using namespace synfigapp;
using namespace Action;

ACTION_INIT(Action::GroupRemove);
ACTION_SET_NAME(Action::GroupRemove, "GroupRemove");
ACTION_SET_LOCAL_NAME(Action::GroupRemove, N_("Remove Set"));
ACTION_SET_TASK(Action::GroupRemove, "remove");
ACTION_SET_CATEGORY(Action::GroupRemove, Action::CATEGORY_GROUP);
ACTION_SET_PRIORITY(Action::GroupRemove, 0);
ACTION_SET_VERSION(Action::GroupRemove, "0.0");
ACTION_SET_CVS_ID(Action::GroupRemove, "$Id$");

Action::GroupRemove::GroupRemove()
{
}

Action::ParamVocab
Action::GroupRemove::get_param_vocab()
{
    ParamVocab ret(Action::CanvasSpecific::get_param_vocab());

    ret.push_back(ParamDesc("group", Param::TYPE_STRING)
                  .set_local_name(_("Set"))
                  .set_desc(_("Name of the Set to remove"))
                 );

    return ret;
}

bool
Action::GroupRemove::is_candidate(const ParamList &x)
{
    return candidate_check(get_param_vocab(), x);
}

bool
Action::GroupRemove::set_param(const synfig::String& name, const Action::Param &param)
{
    if (name == "group" && param.get_type() == Param::TYPE_STRING) {
        group = param.get_string();

        return true;
    }

    return Action::CanvasSpecific::set_param(name, param);
}

bool
Action::GroupRemove::is_ready()const
{
    if (group.empty()) {
        return false;
    }

    return Action::CanvasSpecific::is_ready();
}

void
Action::GroupRemove::perform()
{
    layer_list = get_canvas()->get_layers_in_group(group);

    std::set<synfig::Layer::Handle>::iterator iter;

    for (iter = layer_list.begin(); iter != layer_list.end(); ++iter) {
        (*iter)->remove_from_group(group);
    }
}

void
Action::GroupRemove::undo()
{
    std::set<synfig::Layer::Handle>::iterator iter;

    for (iter = layer_list.begin(); iter != layer_list.end(); ++iter) {
        (*iter)->add_to_group(group);
    }
}